016  
FZUS71 KBOX 181848  
MWSBOX  
 
MARINE WEATHER STATEMENT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
248 PM EDT TUE SEP 18 2018  
 
ANZ234-181857-  
/O.CAN.KBOX.MA.W.0077.000000T0000Z-180918T1915Z/  
248 PM EDT TUE SEP 18 2018  
   
..THE SPECIAL MARINE WARNING IS CANCELLED
 
 
THE AFFECTED AREAS WERE...  
BUZZARDS BAY...  
 
THE THUNDERSTORM HAS MOVED OUT OF THE WARNED AREA AND NO LONGER  
POSES A SIGNIFICANT THREAT TO BOATERS.  
 

 
 
LAT...LON 4176 7008 4174 7018 4170 7017 4173 7019  
4170 7025 4171 7035 4173 7037 4175 7050  
4178 7053 4176 7059 4173 7059 4177 7060  
4179 7053 4182 7056 4192 7055 4191 7007  
TIME...MOT...LOC 1847Z 273DEG 39KT 4182 7051  
 

 
 
ANZ231-181915-  
/O.CON.KBOX.MA.W.0077.000000T0000Z-180918T1915Z/  
248 PM EDT TUE SEP 18 2018  
   
..A SPECIAL MARINE WARNING REMAINS IN EFFECT UNTIL 315 PM EDT
 
 
FOR THE FOLLOWING AREAS...  
CAPE COD BAY...  
 
AT 247 PM EDT, A SEVERE THUNDERSTORM CAPABLE OF PRODUCING  
WATERSPOUTS WAS LOCATED OVER THE EAST END OF CAPE COD CANAL, MOVING  
EAST AT 40 KNOTS.  
 
HAZARD...WATERSPOUTS AND WIND GUSTS TO NEARLY 50 KNOTS.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...WATERSPOUTS CAN EASILY OVERTURN BOATS AND CREATE LOCALLY  
HAZARDOUS SEAS. SMALL CRAFT COULD BE DAMAGED IN BRIEFLY  
HIGHER WINDS AND SUDDENLY HIGHER WAVES.  
 
LOCATIONS IMPACTED INCLUDE...  
CAPE COD BAY, THE EAST END OF CAPE COD CANAL AND BARNSTABLE HARBOR.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MOVE TO SAFE HARBOR UNTIL HAZARDOUS WEATHER PASSES.  
 
THUNDERSTORMS CAN PRODUCE SUDDEN WATERSPOUTS. WATERSPOUTS CAN EASILY  
OVERTURN BOATS AND CREATE LOCALLY HAZARDOUS SEAS. SEEK SAFE HARBOR  
IMMEDIATELY.  
 

 
 
LAT...LON 4176 7008 4174 7018 4170 7017 4173 7019  
4170 7025 4171 7035 4173 7037 4175 7050  
4178 7053 4176 7059 4173 7059 4177 7060  
4179 7053 4182 7056 4192 7055 4191 7007  
TIME...MOT...LOC 1847Z 273DEG 39KT 4182 7051  
 
WATERSPOUT...POSSIBLE  
HAIL...0.00IN  
WIND...49KTS  
 

 
 
JWD  
 
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